condition mean min max 3 h after light 42.388533333333335 39.1726 44.3119 6 h after light 33.3633 25.6441 38.882 9 h after light 32.2241 25.8497 37.6939 12 h after light 48.59623333333333 42.4448 51.8973 3 h after dark 90.16063333333334 77.4262 98.6546 6 h after dark 116.116 108.415 121.99 9 h after dark 125.933 112.935 133.246 12 h after dark 104.0429 79.5437 129.937